Re: A non-blocking recv socket function?

From:
"Alexander Nickolov" <agnickolov@mvps.org>
Newsgroups:
microsoft.public.vc.language
Date:
Tue, 7 Aug 2007 17:20:36 -0700
Message-ID:
<OXxvuHV2HHA.5980@TK2MSFTNGP04.phx.gbl>
Also you should probably have posted in a more relevant group:

microsoft.public.win32.programmer.networks

Your question is about WinSock, not C or C++.

--
=====================================
Alexander Nickolov
Microsoft MVP [VC], MCSD
email: agnickolov@mvps.org
MVP VC FAQ: http://vcfaq.mvps.org
=====================================

"Ray Mitchell" <RayMitchell_NOSPAM_@MeanOldTeacher.com> wrote in message
news:796B3F30-C9A8-44C5-AC36-8241B64B1040@microsoft.com...

"Ray Mitchell" wrote:

Hello,

I'm trying to write a simple socket client that monitors and retrieves
incoming data. The recv function blocks, which is not what I want.
Ideally,
I'd like to be able to first call some function that immediately returns
and
tells me whether or not there is any data actually available. If so I
could
call recv to retrieve it but if not, I wouldn't call it. This would be
like
calling kbhit to see if any serial port data is available before calling
the
getch function to retrieve it. I realize I could play games and write a
separate thread, and I understand something can be done using
WSAAsyncSelect
(althought I don't know quite what). But, it seems like this should be a
simple thing to do and I should not have to resort to these more complex
solutions.

Thanks,
Ray


I should have done more reading. It looks like the ioctlsocket function
is
what I am looking for! Thanks anyway.

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